the side of a cube is 4m.if it is doubled , how many times will be the volume of the new cube , as compared with the original cube ?
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volume of cube is a^3
is a=2a then new volume=(2a)^3=9a^3
so change in volume=8a^3
is a=2a then new volume=(2a)^3=9a^3
so change in volume=8a^3
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